Honeywell NXL User Manual page 66

7
66(96)
Motor
17
underload/
Pump Dry
detection/
Broken belt
Detection
EEPROM
22
checksum fault
Counter fault
24
Microprocessor
25
watchdog fault
Thermistor fault
29
Internal bus
34
communication
Application fault
35
Device removed
39
Device unknown
40
IGBT temperature
41
Device change
44
Device added
45
Analogue input
50
I <4mA
in
(selected signal
range 4 to 20
mA)
External fault
51
Keypad
52
communication
fault
Control Keypad
Motor underload protection has tripped.
Parameter save fault
faulty operation
−
component failure
−
Values displayed on counters are incorrect
faulty operation
−
component failure
−
The thermistor input of option board has
detected increase of the motor temperature
Ambient interference or defective hardware
Selected application does not function.
Option board removed.
Drive removed.
Unknown option board or drive.
IGBT Inverter Bridge overtemperature
protection has detected too high a motor
current.
Option board changed.
Option board has default settings.
Option board added.
Current at the analogue input is < 4mA.
control cable is broken or loose
−
signal source has failed
−
Digital input fault. Digital input has been
programmed as external fault input and this
input is active.
The connection between the control keypad
and the frequency converter is broken.
Honeywell Honeywell
Honeywell Honeywell
FAN: check that Belt is not broken
PUMP: check that Pump is not dry
Contact the distributor near to you
Reset the fault and restart.
Should the fault re-occur, contact
the distributor near to you.
Check motor cooling and loading
Check thermistor connection
(If thermistor input of the option
board is not in use it has to be short
circuited)
Reset the fault and restart
Should the fault re-occur, contact
the distributor near to you.
Contact the distributor near to you.
Reset
Contact the distributor near to you.
Check loading.
Check motor size.
Reset
Reset
Check the current loop circuitry.
Check the programming and the
device indicated by the external
fault information. Check also the
cabling of this device.
Check keypad connection and
possible keypad cable.